A group of explorers are pulled to the bottom of the sea after their ship is attacked. They then discover the lost city of Atlantis, which is inhabited by creatures from another planet.

An ageless submarine captain (Joseph Cotten) ferries three explorers to an underwater colony threatened by a villain (Cesar Romero).

When an alien from another galaxy selects Earth for annihilation, the starships of both worlds battle.

A pair of soldiers find romance an antidote for the unusual passions of two beautiful aliens bent on conquering Earth.

In the late 19th century, Captain Robur, a mad scientist, kidnaps a team to investigate a mysterious crater in Pennsylvania. He decides to destroy weapons of mass destruction to bring world peace.

Nuclear testing awakens a monstrous octopus of epic proportions near the Philippine Trench. On a rampage, the monster moves towards the North American Pacific Coast.

Two apelike brothers stomp around Tokyo; an American scientist (Russ Tamblyn) and his helper (Kumi Mizuno) advise.

A boy calls upon his best friend, a lumbering robot, to save him and his inventor grandfather from communist agents.

Joe, a gorilla who is taken away from Africa to perform in a nightclub longs for the wilderness. One night when he is intoxicated by three drunks, Joe loses control and the court orders his execution.

A rescue team is sent to Mars to bring back an astronaut who claims that a Martian monster killed his team. As they return to Earth, they sense the presence of the creature in the spaceship.

A warship that can navigate land, sea, and air becomes Japan's last defence against an ancient underwater civilisation bent on reclaiming the surface world.

A Tokyo scientist (Ryô Ikebe) and his colleagues shift Earth to avoid a red-hot planet on a collision course.

An engineer and a professor attempt to build and test an underwater habitat for human beings. However, the environment they are doing this in may not be as stable as expected.

Volcanic activity frees giant scorpions from the earth who wreak havoc in the rural countryside and eventually threaten Mexico City.

Ben Harris and Harold Tufnell-Jones are rescuers and British nationals who do their best to rescue a woman from Sir Hugh, the captain of an underwater establishment.

From his observatory, Scottish professor Elliot (Raymond Bond) keeps close watch on Planet X, whose orbit is coming close to Earth. During the planet's approach, an alien ambassador appears but falls prey to maniacal scientist Dr. Mears (William Schallert). Returning the distinct lack of hospitality, the extraterrestrial uses his otherworldly powers to turn those he encounters into mindless drones. Elliot tries to stop the creature before everyone is turned into a zombie.

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